#include <stdio.h>
int main(){
    int a=100;
    int b=10;
    //加
    printf("a+b=%d\n",(a+b));
    //减
    printf("a-b=%d\n",(a-b));
    //乘
    printf("a*b=%d\n",(a*b));
    //除
    printf("a/b=%d\n",(a/b));
    //取余
    printf("a取余b=%d\n",(a%b));
}